The technology used in the A&D UA-705, to measure blood pressure, has passed in a validation study, in a general population, according to a recognised standard protocol, as published in a peer-reviewed publication.
Verdecchia P, Angeli F, Gattobigio R, Angeli E, Pede S, Pittavini L. Validation of the A&D UA-705 device for self-measurement of blood pressure according to the British Hypertension Society protocol. Blood Press Monit. 2006 Aug;11(4):223-7. doi: 10.1097/01.mbp.0000209072.92589. PMID: 16810033.
BHS:1993 - Pass (A/A) General population